Finding the Fourth Proportional to 563,219.62, 777,242.97 and 336,918.58
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Solution
The fourth proportional to 563,219.62, 777,242.97 and 336,918.58 is: 464,947.58
Step by Step Solution
- Step 1: Write the proportion equation
563,219.62 : 777,242.97 = 336,918.58 : x - Step 2: Convert to fraction form
563,219.62/777,242.97 = 336,918.58/x - Step 3: Cross multiply
563,219.62x = 777,242.97 × 336,918.58 - Step 4: Simplify right side
563,219.62x = 261,867,597,767.38 - Step 5: Solve for x
x = 261,867,597,767.38/563,219.62 - Step 6: Final answer
x = 464,947.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.